Installs and checks experimental and operational electrical machinery, equipment, circuitry, and components according to established procedures and specifications. Responsible for analysis, testing, and routine maintenance of electrical systems and equipment. Documents daily operation activities and records tools and materials inventory. Provides guidance to lower level staff with complex problems. Assembles, tests, and modifies experimental and/or operational electrical machinery, electrical control equipment, electrical circuitry and components according to engineering specifications in industrial or commercial plants and laboratories. Diagnoses causes of malfunctions or failures and performs preventive/corrective maintenance. Records data; recommends modification or replacement of failed equipment. Requires a high school diploma. Typically reports to a supervisor or manager. Has gained proficiency in multiple competencies relevant to the job. Works independently within established procedures associated with the specific job function. Typically requires 3-5 years of related experience.